1st Buffer-Pack Unit 3X50F V4.12 (NEW) 1st BUFFER V4.12, 3x50F, for Helis 600-800 Backup battery for electric helicopters for emergency landing- Buffer for voltage spikes for RC-flight models (airplanes, helicopters, etc.)- With RC switch-off- Up to 13 V input voltage- Various cable lengths available Overview:- 32-bit, 48MHz MCU controlled operation- Adaptive charging- Current sensing- Output for Telemetrie (3.0 Volt / 0.0 Volt)- Controlled with an RC channel – can be mounted in a hidden positionApplication:- Backup capacitor for RC models, giving safe emergency landing when the RC battery or BEC fails- Buffer surge current on high-power model airplanes and helicopters- Effective buffering of servo reverse currentMaximum ratings:- Maximum input voltage: 13 V- Maximum buffer voltage (output): 8.5 V- Peak current: 25 ATechnical specifications:- Width: 19 mm- Length: 61 mm- Height: 48 mm- Weight: approx. 42 g- CAPs: 3 x 50F- Cable length: 25 cm- Plug: Graupner / JR UNI- Input voltage: 5.6 V to 13 V