SmallRig 3579 VB50 mini V Mount Battery
Product Highlights
- Approximately 30% smaller than traditional V-mount batteries
- Built-in, highly integrated BMS chip takes up less space while supporting varied fast-charging protocols and bi-directional 45W (Max) USB-C PD fast charging
- Compatible with camera/camcorder/monitor / wireless video transmitter/video light, etc.
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Intelligent BMS Chip
3500mAh High-Capacity
Per Lithium Battery
OLED Digital Display
Multi-Interface
Compact Size
Intelligent Chip for High-Power Fast Charging
The BMS intelligent control chip adopts a customized system and supports multi-protocol fast-charging*. Supports high-power USB-C bi-directional PD fast-charging up to 45W (VB50 mini V Mount Battery) / 65W (VB99 mini V Mount Battery & VB155 mini V Mount Battery)
*Supports PD/QC/SCP/PPS/APPLE-2.4A and other quick charge protocols

3500mAh Per Battery
High-Capacity Battery for Outstanding Performance
Features built-in 3500mAh high-capacity per lithium battery pack*, provides high-rate charge &discharge, excellent cycle performance, and powerful output while adding less weight to the camera setup.
*The product has passed CE/ROHS/FCC/UKCA/ISED/RCM/MSDS/UN38.3/IEC62133/UL2054/UL62368 and other safety certifications

Charge iPhone 13 Pro Max
VB50 About 2.7 times
VB99 About 5.5 times
VB155 About 8.2 times
Charge iPad Pro 11"
(2021 Version)
VB50 About 1.5 times
VB99 About 3.1 times
VB155 About 4.6 times
Charge MacBook Pro 14"
(2021 Version)VB50 About 0.6 times
VB99 About 1.3 times
VB155 About 1.9 times
Charge Canon EOS R5 C
(When shooting 8K 30P video)
VB50 About 3.5 hours
VB99 About 7.4 hours
VB155 About 10.9 hours
Charge SmallRig RC 120
Point-Source Video Lights
(At full power and 100% brightness)
VB155 About 48 minutes
*Data Source: SmallRig Electrical Lab
*VB50 mini V-Mount Battery / VB99 mini V-Mount Battery are portable when flying
Reliable Protection for Safe Droduction
① Features MJ1 power cell, making the cycle charging and discharging more stable
② Adopts BMS intelligent control system for adaptive boost & buck /current adjustment
③ Made of PC heat-resistant and fireproof material, providing safe protection while charging

*This product has been insured by PICC PROPERTY AND CASUALTY COMPANY LIMITED for product liability

Multiple Interfaces for Wider Compatibility

*The battery comes with built-in USB-A / USB-C/ D-TAP / DC 8V / DC 12V / V Mount and other interfaces, which can be directly connected to camera/video camera/monitor/image transmitter/video light/mobile phone/laptop or other devices without the need for attaching V Mount battery adapter plate.
Lightweight and Portable
Compared with other batteries of the same capacity and power, the mini V Mount Battery System is about 30% smaller in size, lightweight and portable
OLED Digital Display
The BMS chip has a built-in 16-bit ADC/voltage monitoring system and is matched with the main control MCU and OLED digital display to accurately check the working status of the battery
Application Scenes



Note:
- Please keep it in a clean, dry area and away from corrosive substances to reduce the risk of short circuits.
- Please check its battery life regularly in case you need it anytime, anywhere.
- If the battery is left unused for a long time, please charge it to about 70% every three months and put it in a dry and ventilated environment for a longer lifespan.
- Working temperature: -10℃ - 45℃ (14℉ - 113℉),
- Storage temperature:
- One month: -20℃ - 60℃ (-4℉ - 140℉)
- Three months: -20℃~45℃ (-4℉ - 113℉)
- One year: -20℃~20℃ (-4℉ - 68℉)
- Reference storage temperature/humidity:
- Temperature: 20℃±5℃
- Humidity: 60±15%
- It is normal for the battery to heat up slightly during charging or use.
- When using the D-TAP connector, please distinguish the positive and negative terminals, and do not reverse the battery.
- It's normal that for long-time storage, the battery will lose some power cause it has self-consumption.
- Do not exceed its rated output when powering up other devices.
- Keep it away from water or fire when using.
- Please avoid dropping or crushing.
- Children can only use it under adult supervision.
What's in the box?
- 1 x SmallRig 3579 VB50 mini V Mount Battery
- Capacity
VB50: 14.8V 3.4Ah 50Wh
VB99: 14.8V 6.7Ah 99Wh
VB155: 14.8V 10.5Ah 155Wh
- Rated Voltage
Rated Total Power
VB50
Discharge: 50W
Charge:45W
VB99
Discharge: 99W
Charge: 65W
VB155
Discharge:155W
Charge: 65W
- D-Tap
V Mount / D-TAP Iinput
VB50: 5A (Max)
VB99 & VB155: 8A (Max) 8A (Max)
V Mount / D-TAP Output
VB50: 14.8V/ 12A(Max)
VB99 & VB155: 14.8V/ 14A(Max) 14.8V/ 14A(Max)
- USB
USB-C Input/Output
(Supports PD3.0/QC2.0/QC3.0/PPS/AFC/FCP/SCP/DCP-1.5A/APPLE-2.4A)
VB50
PD3.0: 5V / 3A, 9V / 3A, 12V / 3A, 15V / 3A, 20V / 2.25A
QC2.0 / AFC / FCP: 5V / 3A, 9V / 3A, 12V / 2A
QC3.0: 4.2-9V / 2A, 9-12V / 2A
SCP: 4.5V / 5A, 5V / 4.5A
DCP-1.5A: 5V / 1.5A
PPS: 3.3-16V / 3A
APPLE-2.4A: 5V / 2.4A
VB99
PD3.0: 5V / 3A, 9V / 3A, 12V / 3A, 15V / 3A, 20V / 3.25A
QC2.0 / AFC / FCP: 5V / 3A, 9V / 3A, 12V / 2A
QC3.0: 4.2-9V / 2A, 9-12V / 2A
SCP: 4.5V / 5A, 5V / 4.5A
DCP-1.5A: 5V / 1.5A
PPS: 3.3-21V / 3A
APPLE-2.4A: 5V / 2.4A
VB155
PD3.0: 5V / 3A, 9V / 3A, 12V / 3A, 15V / 3A, 20V / 3.25A
QC2.0 / AFC / FCP: 5V / 3A, 9V / 3A, 12V / 2A
QC3.0: 4.2-9V / 2A, 9-12V / 2A
SCP: 4.5V / 5A, 5V / 4.5A
DCP-1.5A: 5V / 1.5A
PPS: 3.3-21V / 3A
APPLE-2.4A: 5V / 2.4A
- DC Output
DC1 Output
8.0V / Max3A
DC2 Output
12V / Max3A
- Voltage
Discharge Cut-Off Voltage
11V
- Charging Method
VB50: 16.8V D-TAP charger, USB-C charger such as GaN charger with PD fast charging tech (up to 45W)
VB99: 16.8V D-TAP charger, USB-C charger such as GaN charger with PD fast charging tech (up to 65W)
VB155: 16.8V D-TAP charger, USB-C charger such as GaN charger with PD fast charging tech (up to 65W)
- Dimensions
Product Dimension
VB50: 107.0×73.0×34.0 mm
VB99: 107.0×73.0×53.0 mm
VB155: 107.0×73.0×71.0 mm
Package Dimension
VB50: 147.0×114.0×57.0 mm
VB99: 147.0×114.0×75.0 mm
VB155: 147.0×114.0×93.0 mm
- Weight
Product Weight
VB50: 330 g±10g
VB99: 550 g±10g
VB155: 770 g±10g
Package Weight
VB50: 490 g±10g
VB99: 740 g±10g
VB155: 990 g±10g
- Materials
Fireproof PC Material