TM0901:
Specifications:
Single Mode
High brightness LED power: 5W
Input Voltage: 3.3V - 6.5V
Battery or DC adapter operated.
Using SZTOPMET LED driver, above 1-A output current capability, 100% tested to ensure high reliability.
Perfect zero current reverse polarity protection.
Perfect rectangle brightness.
Ultra long battery working time, batteries last 25% longer time comparing with the similar products in market.
Shock/Recoil Proof
Low Voltage Protection in 2.7V/1Cell Li-ion
MTBF: >100, 000 Hour
Dimension: D20.6*21.0mm
Brass Heat Sink
No Reflector
No Head Gap

TM0905:
Multi Mode: 100% constant on / 5% constant on/ Strobe
Other information is the same as TM0901