Greenlight Planet’s Sun KingTM Tube is the industry’s gold standard with mobile charging capability. This brilliant tube light shines up to 40X brighter than a kerosene lamp at 400 lumens. It also packs a high charging capacity for mobile phone charging, all thanks to its large battery, large solar panel and efficient LEDs. In addition to its high performance and premium build quality, the Sun KingTM Tube comes at an affordable price. Get things done, at home or at work, day and night, with our most powerful tube light yet.
 
LIGHT - Designed to shine at 40 times brighter than a kerosene lamp for over 5 hours, with a whopping 48 hours at its lowest brightness setting after a single day of charge, the Sun King™ Tube ensures maximum satisfaction for even the most demanding users when outdoors. With its warm temperature LED light, Sun King™ Tube is the ideal lamp to light up the house while studying, cooking or doing any work at night.
SMART USB PHONE CHARGING - Sun KingTM Tube equipped with a universal, 5 volt USB phone charging port and a large capacity battery enabling users to charge more phones or USB-powered devices day or night (lamp to phone). Equipped with several phone adapters, users can charge nearly any type of mobile phone.
PRICING - Sun King™ Tube is a premium quality product at an affordable price, in keeping with the Sun King™ brand promise.
POWER CONSERVATION - Battery management technology automatically switches the light to low mode when battery power is running low.
BATTERY LIFE - The Sun King™ Tube has one of the best NMC batteries available in today’s market. On average day-to-day use, the Sun King™ Tube lithium-ion NMC battery lasts twice as long as other typical NMC batteries and could last even longer on an average two days charging.