Fly IQ451 Compatible Battery BL4257 3.7V 2000mAh Enerwatt WP20-12 Scan trigger inrush current peaks

Scan trigger inrush current peaks when the cell is near minimum charge — a pre-charged pack avoids false BMS trips during the first pick-and-pack shift

The gauge reads state-of-charge against old data

so the on-screen indicator tracks accurately again and gives real warning before shutdown

Cardio AID 100 platform fit: The Cardio AID 100 uses a 12V Ni-MH chemistry pack with a specific connector orientation and BMS handshake sequence

Fly IQ451 Compatible Battery BL4257 3.7V 2000mAh Enerwatt WP20-12 Scan trigger inrush current peaksFly IQ451 Vista 3. 7V Li ion Replacement Battery (BL4257) This is a 3. 7V, 2000mAh Li ion replacement battery for the Fly IQ451 Vista smartphone. It uses OEM part number BL4257 and slots directly into the IQ451's battery bay. Dimensions are 70. 00 59. 90 4. 40 mm verify these against your compartment before ordering. IQ451 Vista compatibility: The IQ451 and Vista share the same physical battery bay dimensions, connector pinout, and 3. 7V nominal