1 Pair RETEVIS RT22S US Frequency 22CHS FRS License-free Two Way Radio Handheld Walkie Talkie, US Plug, RT22S Option:RT22S Accuracy of air velocity: -3%~+3%

Accuracy of air velocity: -3%~+3%

This battery analyzer also runs cranking and charging system tests as well as car alternator tester charging for peace of mind on the road

Small and portable

Built-in 4000mAh battery

1 Pair RETEVIS RT22S US Frequency 22CHS FRS License-free Two Way Radio Handheld Walkie Talkie, US Plug, RT22S Option:RT22S Accuracy of air velocity: -3%~+3%1. Working frequency: FRS 2. Output power: less than or equal to 2W 3. Channel: 22 4. FM type: FM (F3E) 5. Antenna gain: 1. 8dBi 6. Bandwidth: 12. 5KHz 7. Power supply: DC3. 7V 8. Thin shape, ergonomic design, relieve fatigue caused by long term use 9. Functions: timeout timer, power saving, low battery warning, QT and DQT, VOX, channel lock, busy channel lock, signal reminder, channel display, battery status, etc. 10. Size: 136x56x21mm Transmitter: