功能:

1)  铝主体, 表面滚花纹.

2) 型号, 尺寸, 重量, 电池:

(a) TD-V28A: Size: 32.5X 24.5X 139mm,  weight: 119g,  Battery: 2pcs CR123A lithium batteries;   

   (b) TD-V28B: Size: 32.5X 24.5X 171mm,  weight: 138g, Battery: 3pcs CR123A lithium batteries;      

 (c)  TD-V28C: Size: 32.5X 24.5X 260mm, Weight: 166g, Battery: 4pcs CR123A lithium batteries..

 3)  光源: 1 watt LED, 3 watt LED, or 5 watt LED for choosing for each model.

 4)  亮度: 1watt: 40-45 lm,  3 watt: 70-80 lm,  5 watt: 120-140 lm.
5)  Long life and low power consumption.
6)  On-off push-button locked switch in the tail
7) Shock-proof and weather-resistant
8) Color: black, chrome (customer's color is acceptable)