desk lamps: https:***2F***2Fwww.hurt.com.pl***2Fakumulator-18650-li-ion-2500-mah-samsung-inr18650-25r-20a-ogniwo-litowo-jonowe-p13522.html

Energy-saving desk lamp
3 light colours: cold, natural, warm
9 brightness levels, adjustable with touch buttons
wireless charger QI max 15W
adjustable arm allows you to set the lamp in any position
illuminated clock with alarm clock and thermometer

• 17 light colors
• 3 brightness levels
• soft silicone construction, drop resistant
• timer switch: 15, 30 and 60 min
• Tap control + remote control
• 1200mAh battery - up to 12 hours of operation
  

• color temperature: 2700-6500K
• smooth brightness adjustment: max 160 lm
• rated power: 5 W max
• Practical touch panel
• lamp adjustment in the range of 0-35°
• USB power supply: 5V / 1A max

• Practical touch panel
• magnetic holder with 3M tape
• color temperature: 3000-5000K
• smooth brightness adjustment: max 100 lm
• rated power: 5 W max
• 80° lamp adjustment
• 1800mAh battery, USB-C socket

• Light output: 250 lm
• power supply: rechargeable (Li-ion 2000mAh)
• Loaded via port USB-C
• Lighting modes: 2
• compact design (foldable)

• Light Source: 20 SMD LEDs
• Light Color: 4000K (Neutral)
• Light output: 180 lm
• Battery: Li-ion 2000 mAh
• Charging time: approx. 3.5 hours
• - Brightness Adjustment: Yes

• Light Source: 30 SMD LEDs
• Light Color: 4000K (Neutral)
• Light Output: 280 lm
• Battery: Li-ion 2400 mAh
• Charging time: approx. 6 hours
• - Brightness Adjustment: Yes

• Light output: 190 lm
• power supply: rechargeable (Li-ion 18650 1500mAh)
• Loaded via port USB-C
• smooth brightness adjustment
• compact design (foldable)

• Light output up to 175 lumens
• compact, flexible arm
• built-in Li-ion 1200mAh battery
• USB-C charging
  
• Four operating modes
• Integrated organizer

• Light output up to 210 lumens
• compact, foldable design
• built-in 2000mAh Li-ion battery
• micro-USB charging
  
• smooth light adjustment