FrSky Tandem X18 Transmitter Radio Controller Color:Blue Open the bottom battery cover

Open the bottom battery cover and insert two 18650 batteries or a 2S battery

while also making motor swaps super fast and easy without the need to open up your quad to access your 4in1 ESC or AIO board

Continuous Current:  50A

2-Inch 4Mp 4:3sensor Resolution 1080P/60fps

which can dampen noise and vibrations and have high abrasion resistance

FrSky Tandem X18 Transmitter Radio Controller Color:Blue Open the bottom battery coverFrSky Tandem X18 Transmitter Radio Controller 2. 4G 900M Dual Band ACCST ACCESS TD Super Low Latency Color Touch Screen Mode 2 *FrSky Tandem X18 Originally come with FrSky 4000mAh 7. 4v 29. 6Wh LiPO Battery When you are investing in a new radio and considering what requirements are important to you, if weight and comfort are primary considerations, followed by the benefit of the excellent system features of ETHOS, then the FrSky Tandem X18 radio is an