The battery cell checker works with 2

It's also compatible with the most common polarized plug in R/C

short knobby design)/ foam inserts (2)

Power HD AR-1201MG Robot Servo 25T

94 Tan (2)

S.BUS Decoder 1600mm E-Maxx og E-Maxx brushless The battery cell checker worksThe SBD 1 is a converter for using up to 3 conventional servos (other than S. BUS servo*2) with the S. BUS system. There are five types of SBD 1 S. BUS Decoders: 200 mm (weight 6. 9 g) 400 mm (weight 10. 8 g) 600 mm (weight 14. 7 g) 1100 mm (weight 24. 5 g) 1600 mm (weight 34. 3 g) Plus the SBD 2 S. BUS Decoder unit that can handle up to 8 servos Dimensions: 41. 8 x 12. 3 x 8. 4 mm (excluding the wires) Power requirement: Ni Cd, Ni MH 4 to 5 cells