50 Meter Led Sawb Teeb

Khoom nta:

1. LED teeb, suav nrog LED sawb teeb, muaj npe nrov rau lawv lub zog ua haujlwm. Lawv yog lwm txoj hauv kev zoo rau cov neeg uas xav txo lawv cov nqi hluav taws xob vim lawv siv lub zog tsawg heev thaum piv rau cov teeb pom kev zoo.
2. Txhim kho LED sawb teeb yog yooj yim heev. Lawv muaj cov nplaum nplaum uas ua rau nws yooj yim los lo rau txhua qhov chaw. Tej zaum lawv yuav raug ntsia ntawm lub qab nthab mus rau hauv pem teb nyob rau hauv ib feem ntawm koj lub tsev los yog qhov chaw ua lag luam.

KhoomTshwj xeeb:

Cov duab ntxaws:

Kev siv