HS-M20-Q30040210-5S
No.of gear stages:1
Reduction ratio:1:5.14
Operating  range:2.5-5.0V
Nominal:3.0V
No-load speed:21000r/min
current:0.06A
At Maximum Efficiency--
speed:3800r/min
current:0.07A
torque:1.470mN.m/15g.cm

HS-M20-Q30040210-26S
No.of gear stages:2
Reduction ratio:1:26.45
Operating  range:2.5-5.0V
Nominal:3.0V
No-load speed:21000r/min
current:0.06A
At Maximum Efficiency--
speed:680r/min
current:0.08A
torque:7.84mN.m/80g.cm

HS-M20-Q30040210-136S
No.of gear stages:3
Reduction ratio:1:136.02
Operating  range:2.5-5.0V
Nominal:3.0V
No-load speed:21000r/min
current:0.06A
At Maximum Efficiency--
speed:120r/min
current:0.09A
torque:24.5mN.m/250g.cm