20 series – miniature meter to measure lifespan (lifetime) of filter, cartridge, arc lamp, or any lifespan concern product
- Miniature size LCD screen, 20 x 10.9 mm
- With 4.3 mm thickness, good for miniature model
- number of rubber buttons can up to 6
99 Hours 59 Minutes countdown timer module
This timer module has 99 hours 59 minutes countdown capacity, with 1 second resolution, an ...
Yearly Countdown Timer with Perpetual Alert
The timer module is a yearly countdown timer with perpetual alert. People may use it to in ...
Mini-Timer Module - 99M59S
This timer module has 99 minutes 59 seconds countdown capacity, with 1 second resolution, ...
lifetime meter, day adjustable timer module - 9999 days
This is a day adjustable timer module, with 9999 days countdown & count up capacity. The r ...
mini clock with countdown timer module
This is a mini-clock with countdown timer module. Physical sized as 35 x 18.4 x 10.1 mm. T ...