KM7 “BL-50FT 5160mAh 3.92V for TECNO Spark 40 Pro+ KM7 Battery Replacement” has been added to your cart. View cart Showing the single result Sort by popularitySort by average ratingSort by latestSort by price: low to highSort by price: high to low BL-50FT 5160mAh 3.92V for TECNO Spark 40 Pro+ KM7 Battery Replacement Sale! $32.99 Original price was: $32.99.$27.99Current price is: $27.99. Add to cart