Cheapest t8 rechargeable emergency battery operated led tube lights

Cheapest t8 rechargeable emergency battery operated led tube lights Model Name: ZL-DG-E118
LED Power: 18W Type: emergency led tube light,  t8 led tube with battery backup,  battery operated led tube lights
Output Lumen: 1600lm Base: T8 Integrated Tube
Input Voltage: AC85-265V, AC110V, AC120V, AC220V, AC240V, 50/60hz Power Driver: Constant Currernt IC Power Driver, No flicker Material: Glass, frosted or transparent cover, ideal replacment for linear fluorescent light tube  Length: 1.2m/120cm/1200mm/4ft  D26*1200MM Light Source: SMD2835 Working Time When Power Off: 1 - 3 Hours
Color Temperature: 2700K-6500K, 2700K/4000K/6000K, warm white / natural white / cold white
CRI:> 80
Working Temperature: -40°C-65°C
Storage Temperature: -25°C-65°C. Lifespan/Lifetime: 50000+ hours IP Grade/IP Rating: IP44
Business Type: LED Factory, LED Manufacturer, LED Supplier Energy Efficiency Classes: A++ Certification: CE/ROHS/LVD/EMC/SASO/CCC/REACH   Advantages of T8 Emergency LED Tube Light High luminous efficiency:  SMD2835  G13 T8 LED tube light: 2ft/3ft/4ft/6ft/8ft, Ideal replacement for for linear fluorescent light tube Optimum light uniformity and high color homogeneity Extremely robust with aluminum heat sink and polycarbonate cover Still can light up 1 - 3 hours when power off, 18650 lithium battery powered led tube light,  LED tube light: 50000hrs lifetime Overpower, short and open circuit protected NO noise, NO flicker, NO UV and IR, constant current IC power driver Multi-choice for different size, optional type:     Model        ZL-DG-E109           ZL-DG-E115            ZL-DG-E118     Power              9W                        15W                        18W      Base            T8 Integrated          T8 Integrated          T8 Integrated    Length      600MM 60CM 2ft     900MM 90CM 3ft    1200MM 120CM 4ft      CCT           2700-6500K             2700-6500K             2700-6500K Dimension     D26*600MM             D26*900MM             D26*1200MM    Voltage       AC85-265V              AC85-265V              AC85-265V  IP Rating           IP44                        IP44                        IP44   Material          Glass                      Glass                      Glass LED Lumination Exhibition Light Building Certification