วงจรไฟฉายSFH55 3v 30A ขนาด30มิล สวิตข้างมีไฟ

Single Lithium side push driver board maximum current 50A

(Note; the tail switch cannot be used)

The diameter of the circuit board is 30MM and the thickness of the pcb board is 2.0

Component height 3MM

Use battery 3V-4.2V

1.0 silk scale copper gold-plated spring

High-power version tests different lamp bead currents

SFH55=30A

SBT90.2 current 28A

SFN55 SFH55 current 25A

Stepless dimming 01-8.5A range

The low-power version tests different lamp bead currents

SFT40 SST40.2 current 8A

Gear low medium and high constant current control double-click extremely bright direct drive

1st gear current 0.1A

2 gear current 0.8A

3 gear current 3A

Quickly press 2 times for extremely bright direct drive

Quickly press 3 times to flash SOS

Stepless dimming 0.1-8A range

Protective function;

battery reverse connection protection

voltage over-discharge protection

shutdown lock

Gear memory function

The first group of dimming

Short press to turn on long press to turn off gear low-medium-high (cycle) double-click extremely bright gear 3-click burst flash-SOS

The second group short press to turn on short press to turn off gear stepless dimming long press and hold the brightness is one up and down adjustment double click to strobe-SOS

After standby quickly press 4 times to lock the function long press for 5 seconds to unlock

group change function

(After standby press 3 times within one second)

Switching voltage indicator above 3.8V

green

3.3V-3.8V

orange

3V-3.3V

red light

3V red light flashes slowly 2.8V shutdown

Temperature control downshift around 50 degrees