Product Specifications Voltage: 18 – 21 Volts (Strong and stable performance with intelligent gradation according to charge) Battery: 6000 mAh – High-efficiency lithium battery (5 cells) Lighting: Strong luminous flux up to 3400 lumens Power Type: Rechargeable battery (wireless for flexible use) Performance: High operating power suitable for heavy and continuous use Efficiency: Smart power consumption with stable performance Design: Practical and suitable for home or professional use