QWinOut Boscam Galaxy D2 800x480p 7 inch TFT LCD FPV Monitor/ Display Built-in 5.8G 32CH Dual Wireless Receiver with Holder 4000mAh Battery and Sun Hood for RC FPV Quadcopter Integrated automatically scanning channel function, a key to search signal, easy to operate Built-in 32CH Dual receiver, dual diversity reception, two receiver modules receives signal independently by different channels. Built-in 3CH 5.8G AV output (R1, R2 and Diversity) and 1CH AV input Built-in 3.7V 4000mAh battery makes you work for more than 3 hours, when it is fully charged. NOTE: This item comes with T-type power adapter cable, which could be used with 3S/4S/5S/6S 12V battery, to charge. Or you could used 12V/1A DC adapter. With two holders NOTE: Charged by 2s battery