Model	Max Efficiency Current (A)	Max Load Current (A/60S)	Kv (Rpm/V)	Weight (g)	Pull (g)	Prop	Voltage Range (V)	Unload Current (A)	L (mm)
C28-22-A	6	9	1930	25.9	100~300	8*4	6~9	0.7	22
						9*5
C28-22-B	5	8	1530	25.9	200~350	8*4	6~9	0.5	22
						9*5
C28-26-A	13	16	1950	45	200~520	8*5	6~8	1.4	26
						9*5
C28-26-B	10	14	1510	45	300~520	8.5*5	6~9	1.2	26
						7*4
C28-26-C	9	12	1160	45	300~550	9*6	6~9	0.7	26
C28-30-A	20	25	2430	57.9	400~900	8*4	6~10	3.4	30
						9*4.5
C28-30-B	17	20	1250	57.9	400~900	8*4	6~10	1.0	30
						9*5
C28-30-C	13	15	980	57.9	400~900	10*5	6~10	0.9	30
						10*6
C28-30-D	10	12	770	57.9	400~900	11*5	8~12	0.5	30
						12*8