2S BETAFPV battery charger and voltage tester with cable (1pc)

BETAFPV 2S Battery Charger and Voltage Tester with Cable (1 pc)

The BETAFPV 2S Battery Charger and Voltage Tester is a compact, practical tool for FPV pilots and RC hobbyists who want a convenient way to charge and monitor 2S packs. Designed for BT3.0 batteries, this lightweight charger supports LiHV 8.7V charging and offers real-time voltage monitoring on a clear digital display. With USB-C input and PD3.0 fast charging support, it is a great grab-and-go solution for charging at home, in the workshop, or at the field.

Note: LiHV (8.7V) refers to high-voltage 2S lithium polymer batteries, while LiPo (8.4V) refers to standard 2S lithium polymer batteries.

Key Features

• Compact 2S charger and voltage tester with digital display.
• Designed for BT3.0 LiHV 8.7V batteries.
• Supports PD3.0 fast charging for improved charging performance.
• LED display shows total battery voltage and individual cell voltage.
• USB-C (Type-C) input for flexible and convenient power supply.
• Perfect for FPV drones, RC models, and hobby use.
• Portable, lightweight design that is easy to carry in your gear bag.

Specifications

• Battery type: BT3.0-LiHV (8.7V)
• Input: USB Type-C
• Input voltage: 5–12V
• Input power: max. 15W
• Input current: max. 2.5A
• Protocol: PD3.0
• Weight: 17.0 ± 1.0 g
• Dimensions: 61 × 25 × 17 mm
• LED display: total voltage and individual cell voltage readout

LED Status Modes

Note: If charging does not start or the LED is flashing, check the battery and replace it if necessary.

BT3.0 Version

This BT3.0 version is intended for LiHV 8.7V batteries. Using a standard LiPo 8.4V battery may result in overcharging. For best compatibility and performance, BETAFPV recommends dedicated BT3.0 450mAh 2S batteries.

Warnings

• Do not connect with reversed polarity.
• Supports 2S batteries only.
• Charges one battery at a time.

BT3.0 Ecosystem

The BT3.0 system includes connectors, batteries, and chargers designed to work together for reliable performance and a smooth user experience.

What’s Included

• 1× 2S charger (BT3.0)
• 1× cable
• Instruction manual (CN/EN)
• Anti-static packaging
• Service card