The Basic Knowledge of Two Way Radios
- http://www.hystwowayradio.com/the-basic-knowledge-of-two-way-radios.html
- Quanzhou Truest Communication Co.Ltd
Why do we use two way radios? Why do people choose to use two way radios nowadays when mobile phones are so popular? The reason is that compared with mobile phones,...
- 7 Years, 11 Months ago
- 628 views
- Technical Articles
Millimeter-Wave sets a new record of radio transmission
- http://www.hystwowayradio.com/millimeter-wave-sets-a-new-record-of-radio-transmission.html
- Quanzhou Truest Communication Co.Ltd
All of us may have heard about 4G network, 5G network and WIFI. Now it is time to welcome MMW. MMW is the abbreviation of millimeter-wave. It refers...
- 8 Years, 1 Week ago
- 225 views
- Technical Articles
UL CUL DLC certified LED Panel Light
- https://www.haichanglight.com/ul-cul-dlc-certified-led-panel-light.html
- Haichang Optotech Co., Limited
UL/CUL DLC certified Flat LED Panel Light 2*2Feet 1*4Feet 2*4Feet 36~60W The LED panel light is designed for North American market...
- 8 Years, 3 Weeks ago
- 55 views
- Square LED Panel Lights
Modular LED Flood lights 40W-360W IP68
- https://www.haichanglight.com/modular-led-flood-lights-40w-360w-ip68.html
- Haichang Optotech Co., Limited
The High power Modular series LED Flood lights adopt Modular design and Aluminum alloy housing with IP68 protection which enable excellent resistance to corrosion....
- 8 Years, 1 Month ago
- 63 views
- Modular LED Flood Light
Suspension LED Linear Light Pendant luminaire
- https://www.haichanglight.com/suspension-led-linear-light-pendant-luminaire.html
- Haichang Optotech Co., Limited
Suspended LED Linear Light,Hanging linear light,Pendant Luminaire Description: The linear light uses 6063 extruded aluminum profile as lamp housing, die-cast aluminum...
- 8 Years, 2 Months ago
- 93 views
- LED Linear Light
Suspended LED Linear Light Pendant fixture
- https://www.haichanglight.com/suspended-led-linear-light-pendant-fixture.html
- Haichang Optotech Co., Limited
Suspended LED Linear Light Pendant fixture Description: The linear light uses 6063 extruded aluminum profile as lamp housing, die-cast aluminum end cap and imported...
- 8 Years, 2 Months ago
- 133 views
- LED Linear Light
Modular Series LED Linear light
- https://www.haichanglight.com/modular-series-led-linear-light.html
- Haichang Optotech Co., Limited
The Modular series LED linear, with over 9000LM light output, is designed to replace 2x58W or 2x36W T8 fluorescent fixtures. Various lights can be connected seamlessly...
- 8 Years, 6 Months ago
- 398 views
- LED Linear Light
HC-DD001-1
- https://www.haichanglight.com/hc-dd001-1.html
- Haichang Optotech Co., Limited
Technical datas: Housing material: Diecast Aluminum Input voltage: AC200-240V LED type: COB LED CRI: Ra80 LED brand: Cree/Citizen/Epistar LED driver: LIFUD...
- 8 Years, 6 Months ago
- 105 views
- LED Grille Light
HC-DD001-2
- https://www.haichanglight.com/hc-dd001-2.html
- Haichang Optotech Co., Limited
Technical datas: Housing material: Diecast Aluminum Input voltage: AC200-240V LED type: COB LED CRI: Ra80 LED brand: Cree/Citizen/Epistar LED driver: LIFUD...
- 8 Years, 6 Months ago
- 98 views
- LED Grille Light
HC-DD001-3
- https://www.haichanglight.com/hc-dd001-3.html
- Haichang Optotech Co., Limited
Technical datas: Housing material: Diecast Aluminum Input voltage: AC200-240V LED type: COB LED CRI: Ra80 LED brand: Cree/Citizen/Epistar LED driver: LIFUD...
- 8 Years, 6 Months ago
- 87 views
- LED Grille Light