Battery life test of
Lenovo Yoga Book 4GB 64GB Windows tablet

Lenovo Yoga Book 4GB 64GB Windows battery life test is

8500 mAh

Lenovo Yoga Tab 3 10 4G | 8400 mAh | Li-Ion

Lenovo Yoga Book 4GB 64GB Windows | 8500 mAh | Li-Ion

Lenovo MIIX 510 i3 4GB 128GB | 8800 mAh | Lithium

Lenovo Yoga Book 4GB 64GB Windows | 8500 mAh | Li-Ion

Cube iWork11 Stylus | 8600 mAh | Li-Ion

Apple iPad 9.7" (2018) 32GB LTE | 8827 mAh | Li-Ion

Lenovo Yoga Tab 3 Plus | 9300 mAh | Li-Ion

VOYO V3 4GB 64GB Dual Boot | 10000 mAh | Li-Ion

VOYO VBook I7 PLus 8GB 256GB | 10200 mAh | Li-Ion

VOYO Vbook V2 | 12000 mAh | Unknown

It's possible that some stores do not send the product to your country. Check on their website.