This version of the sunhans booster is better, I have two 2.4’s for vid and a 5.8 for control. 3 watt plus smaller than the 2.5 watt. Cost more though.
SUNHANS SH-RC24G3W 3W 2.4GHz eSunRC Booster, 1-3 day shipping, US Distributor | eBay
G
This power supply is recommended and has worked...