4 In 1 Charger 3.7V 720mAh Lipo Battery For WLtoys V931 XK K123 K124Description:Battery: 3.7V 720mAh   Apply for: For WLtoys V931 XK k123 k124 Syma X5、 X5C、 H5C、 H5P、 F949、 M62R、 M68、 HQ 905 Cheerson CX-30   Battery size: 4x 2.4x 1cm   Battery weight: 0.016kg   Package weight: 0.061kg   Package size: 8.2x 2x 9cm    Package Included:       1 x Charger     1 x USB Cable     2 x 3.7V 720mAh Battery