Delivery & Returns
Before ordering calculators
Compare the listed dimensions, pack format and compatibility with your requirements. Standalone calculator; no computer connection. 1 LR44 replaceable button cell required and included.
Checking the delivery address
For a Sum Roost order, review the recipient, street, apartment where applicable, city, region, postcode and country at the delivery step. No installation service is selected by the product planner.
The delivery amount in your bag
This shop currently calculates $5.95 delivery below $100 of goods and no delivery charge from $100. A change to quantity or product option updates the total before order review.
Inspecting and caring for your item
For Pocket Eight: Keep dry; switch off before wiping. Replace batteries with the same type and keep button cells away from children. Inspect your own ordered listing’s included contents and keep the relevant packaging and product information while resolving a query.
Product and return questions
Use support@sumroost.shop with the product name, option and order reference. Describe the issue with the actual calculators received; do not include payment-card details. Applicable consumer rights remain unaffected.