GRABO HighFlow Replacement Battery - TB21000

GRABO HighFlow Replacement Battery - TB21000 The GRABO HighFlow Replacement Battery is the official rechargeable power source for GRABO HighFlow tools. Sold separately as a replacement or backup, it helps keep your tool powered and ready for the job. Features & Benefits Official HighFlow Battery – Designed for GRABO HighFlow tools. Replacement or Backup Power – Ideal for replacing a worn battery or keeping a spare on hand. Rechargeable Design – Built for repeat charging and ongoing jobsite use. Helps Reduce Downtime – A spare battery can help keep work moving between charges. Specifications Attribute Details Battery Type TB21000 Battery Rated Capacity 5.0 Ah Nominal Voltage / Charge Voltage 18 V / 21 V Charge Current 4 A Working Time (Full Charge) 30 mins Operating Temperature (Charge) 32 – 115°F (0 – 45°C) Operating Temperature (Discharge) -4 – 140°F (-20 – 60°C) Long-Term Storage 0°C – 30°C / 32°F – 86°F charged to 18.5–19.5V (80–90% of full charge)